org.jboss.aspects.tx
Class TxPolicy

java.lang.Object
  org.jboss.aspects.tx.TxPolicy

public class TxPolicy
extends Object

TxSupport.java encapsulates the transaction handling possibilities from the ejb spec. The Tx interceptors call the clientInvoke and serverInvoke methods on the subclass determined by the method's transaction support.

Created: Sun Feb 2 23:25:09 2003

Author:

David Jencks, Bill Burke

Field Summary

protected static org.jboss.logging.Logger	log
static int	MAX_RETRIES
static Random	random

Constructor Summary

TxPolicy()

Method Summary

void	endTransaction(TransactionManager tm, Transaction tx) The endTransaction method ends a transaction and translates any exceptions into TransactionRolledBack[Local]Exception or SystemException.
void	handleEndTransactionException(Exception e)
void	handleExceptionInOurTx(org.jboss.aop.joinpoint.Invocation invocation, Throwable t, Transaction tx)
void	handleInCallerTx(org.jboss.aop.joinpoint.Invocation invocation, Throwable t, Transaction tx)
Object	invokeInCallerTx(org.jboss.aop.joinpoint.Invocation invocation, Transaction tx)
Object	invokeInNoTx(org.jboss.aop.joinpoint.Invocation invocation)
Object	invokeInOurTx(org.jboss.aop.joinpoint.Invocation invocation, TransactionManager tm)
void	rethrowApplicationException(org.jboss.aop.joinpoint.Invocation inv, Throwable e) The rethrowApplicationException method determines if the supplied Throwable is an application exception and rethrows it if it is.
void	setRollbackOnly(Transaction tx) The setRollbackOnly method calls setRollbackOnly() on the invocation's transaction and logs any exceptions than may occur.
void	throwMandatory(org.jboss.aop.joinpoint.Invocation invocation)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

log

protected static final org.jboss.logging.Logger log

MAX_RETRIES

public static int MAX_RETRIES

random

public static Random random

Constructor Detail

TxPolicy

public TxPolicy()

Method Detail

throwMandatory

public void throwMandatory(org.jboss.aop.joinpoint.Invocation invocation)

invokeInNoTx

public Object invokeInNoTx(org.jboss.aop.joinpoint.Invocation invocation)
                    throws Throwable

Throws:

Throwable

invokeInOurTx

public Object invokeInOurTx(org.jboss.aop.joinpoint.Invocation invocation,
                            TransactionManager tm)
                     throws Throwable

Throws:

Throwable

handleExceptionInOurTx

public void handleExceptionInOurTx(org.jboss.aop.joinpoint.Invocation invocation,
                                   Throwable t,
                                   Transaction tx)
                            throws Throwable

Throws:

Throwable

invokeInCallerTx

public Object invokeInCallerTx(org.jboss.aop.joinpoint.Invocation invocation,
                               Transaction tx)
                        throws Throwable

Throws:

Throwable

handleInCallerTx

public void handleInCallerTx(org.jboss.aop.joinpoint.Invocation invocation,
                             Throwable t,
                             Transaction tx)
                      throws Throwable

Throws:

Throwable

endTransaction

public void endTransaction(TransactionManager tm,
                           Transaction tx)

The endTransaction method ends a transaction and translates any exceptions into TransactionRolledBack[Local]Exception or SystemException.

Parameters:

invocation - an Invocation value

tm - a TransactionManager value

tx - a Transaction value

Throws:

TransactionRolledbackException - if an error occurs

SystemException - if an error occurs

handleEndTransactionException

public void handleEndTransactionException(Exception e)

setRollbackOnly

public void setRollbackOnly(Transaction tx)

The setRollbackOnly method calls setRollbackOnly() on the invocation's transaction and logs any exceptions than may occur.

Parameters:

invocation - an Invocation value

rethrowApplicationException

public void rethrowApplicationException(org.jboss.aop.joinpoint.Invocation inv,
                                        Throwable e)
                                 throws Throwable

The rethrowApplicationException method determines if the supplied Throwable is an application exception and rethrows it if it is.

Parameters:

e - a Throwable value

Throws:

Exception - if an error occurs

Throwable